• Always use Craftsman
Choose the line size best suited for
the job at hand. Green colored line is
for cutting grass, red line for
grass and small weeds. The black col-
ored line is designed
for cutting larger
weeds and light brush.
• Before inserting the line into the
holes in the cutting head, identify the
proper holes. When using Green, or
Red, insert line into the holes
marked small on the cutting head.
Black line should be inserted in the
• Insert both ends of your line through
the proper holes in the side of the
• Insert ends of the line one at a time
through the positioning
• Pull the line and make sure the line
is against the hub and extended fully
through the positioning
installed line will be the
same length on both ends.
Refer to the ASSEMBLY section for
The trimmer head
or blade will be spinning during most
of this procedure.
Wear your protec-
and observe all safety
After making mixture ad-
recheck idle speed.
trimmer head or blade must not move/
spin at idle speed.
is critical and if
done improperly can permanently
the engine as well as the car-
buretor. If you require further assis-
tance or are unsure about performing
call our customer as-
help line at 1-800-235-5878.
Old fuel, a dirty air filter, a dirty fuel fil-
ter, or flooding
may give the impres-
sion of an improperly
retor. Check these conditions
has been carefully set
at the factory. Adjustments
if you notice any of the fol-
• The trimmer head/blade
idle. See IDLE SPEED under adjusting
• Engine will not idle. See IDLE SPEED
under adjusting procedure.
• Engine dies or hesitates instead of
accelerating. See ACCELERATION
CHECK under adjusting procedure.
• Loss of cutting power. See MIXTURE
ADJUSTMENT (L or H) under adjusting
There are three adjustment
The low speed adjust-
ment screw is marked with the letter L,
and the high speed adjustment
is marked with the letter H. The third
screw is the idle adjustment
Idle Screw Adjustment
Do not force plastic limiter
caps on screws beyond the built-in
stops or damage
trimmer line is extended to the maxi-
mum length allowed by the line limiter
1. Turn both mixture screws (L and H)
until they stop.
2. Turn the idle speed screw clockwise
until it stops. Now turn counterclock-
wise 4 1/2 turns.
Start engine, cut grass for 3 min-
utes, then proceed to adjust screws
according to the instructions below.
If engine performance at initial set-
tings is acceptable, no further ad-
justments are necessary.